adamantine definition

  • adjective:
    • manufactured from or resembling adamant.
    • obtaining the hardness or luster of a diamond.
    • Unyielding; inflexible: "If You Have one dominant characteristic that emerges from this account, it really is adamantine determination” ( Eugene Linden).
    • made from adamant, or getting the qualities of adamant; incapable of being broken, dissolved, or penetrated; since, adamantine bonds or chains.
    • Like the diamond in hardness or luster.
    • manufactured from adamant, or getting the characteristics of adamant; incapable of becoming damaged, dissolved, or penetrated.
    • Like the diamond in stiffness or luster.
    • having the hardness of a diamond
    • impervious to pleas, persuasion, demands, reason
    • composed of or getting the stiffness of adamant
  • others:
    • Made of adamant; getting the attributes of adamant; impenetrable.
    • Resembling the diamond in stiffness or perhaps in luster.
    • Corundum, from the stiffness or strange occasional luster. See corundum.

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